Search a number
-
+
1020213102030 = 235457481315461
BaseRepresentation
bin11101101100010010111…
…00001000010111001110
310121112100101221101202120
432312021130020113032
5113203344023231110
62100402431233410
7133464555166443
oct16661134102716
93545311841676
101020213102030
113637407766a1
12145883378866
1375289b67245
1437542b619ca
151b811078870
hexed897085ce

1020213102030 has 64 divisors (see below), whose sum is σ = 2454537826368. Its totient is φ = 271387560960.

The previous prime is 1020213102001. The next prime is 1020213102047. The reversal of 1020213102030 is 302013120201.

1020213102030 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65978500 + ... + 65993960.

It is an arithmetic number, because the mean of its divisors is an integer number (38352153537).

Almost surely, 21020213102030 is an apocalyptic number.

1020213102030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020213102030 is an abundant number, since it is smaller than the sum of its proper divisors (1434324724338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020213102030 is a wasteful number, since it uses less digits than its factorization.

1020213102030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20741.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1020213102030 its reverse (302013120201), we get a palindrome (1322226222231).

The spelling of 1020213102030 in words is "one trillion, twenty billion, two hundred thirteen million, one hundred two thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 457 914 1371 2285 2742 4570 4813 6855 9626 13710 14439 15461 24065 28878 30922 46383 48130 72195 77305 92766 144390 154610 231915 463830 2199541 4399082 6598623 7065677 10997705 13197246 14131354 21197031 21995410 32993115 35328385 42394062 65986230 70656770 74413793 105985155 148827586 211970310 223241379 372068965 446482758 744137930 1116206895 2232413790 34007103401 68014206802 102021310203 170035517005 204042620406 340071034010 510106551015 1020213102030